Sekonic PRODIGI C-500R Color Meter (Black) Only products shipped from and sold by authorized resellers such as Amazon.com can ensure that you are receiving product that has proper FCC communication and is covered by the US Warranty. Built-in radio transmitter module for wireless triggering of PocketWizard receivers. The worlds first color meter that is designed for both digital and film capture. The meter incorporate four sensors to measure light color and display color temperature and compensation values 19 Channel Preset White-Balance/Color Compensation Function Six Custom Settings that enable displaying shutter speeds in 1/3, 1/2 or full stops